International Olympiad of Science (IOS)

The International Olympiad of Science, an exam which is known for its competence and knowledge in Science, is held every year at the National and International standards, it is based on the syllabus of CBSE/ICSE and the State Boards. Apart from syllabus, a part of exam paper is based on the Applied Science. We would suggest you to refer the books published by SilverZone for a good preparation of IOS.

IOS Syllabus and Marking Scheme

Level 1: Students of classes 1st to 12 are eligible to take part in Level 1

Level 2: Top 500 Olympiad rank holders of the 1st Level from each class will compete for top positions in a 2nd level examination. All Class 1st rank holders with minimum 75% of Marks with Minimum 75 Students from a particular school are also eligible for Level 2. Level 3 : All the Rank Holders of classes 6th to 12th from 2nd level will be eligible for Level 3. Level 3 will be conducted at New Delhi, India.

Schedule for 2019-2020 examination

The Level 1 exam will be held on 19th November and 19th December, 2019. Last date of registration is 30th September, 2019.

Living and Non-Living Things, Human Body, Plants, Animals, Food We Eat, Clothes We Wear, Air and water, My Family and Relatives, Our Neighborhood, Good Habits and Safety Rules, Mental Aptitude and Reasoning.

Food, Fibre to Fabric, Grouping Materials and Their Separation, Changes Around Us, Living Organisms and Their Habitats, Body Movements, Motion and Measurement of Distances, Light, Shadow and Reflection, Electricity and Magnets, Environment, Mental Aptitude and Reasoning.

Crop Production and Microorganisms, Materials, Coal and Petroleum, Conservation of Plants and Animals, Cell Structure and Functions, Reproduction, Force, Friction and Sound, Chemical Effects of Current and Light, Solar System and Some Natural Phenomenon, Pollution of Air and Water, Mental Aptitude and Reasoning.

Chemical Reactions and Acids, Bases and Salts, Metals and Non-Metals, Carbon and Its Compounds, Periodic Classification of Elements, Life Processes, Reproduction and Control and Coordination, Heredity and Evolution, Light and Human Eye, Electricity and Magnetic Effects of Electric Current, Sources of Energy and Natural Resources, Our Environment, Mental Aaptitude and Reasoning